As handy as it is, the Internet can sometimes contain errors — and travel sites are no exception.

But taking advantage of a pricing error can yield some stunningly good deals. How good?

For budget travelers, an Internet cafe can be an inexpensive way to keep in touch with friends and family while on the road.

And thanks to the rapid global expansion of the Web, travelers now usually have plenty of communication choices available at Internet cafes, from email to VOIP.

Here we give you the inside scoop on where it’s cheap to email home — and where it’s not.

While getting a wheelchair-accessible hotel room was once a challenge, in recent years, there’s been a proliferation of resources to help the disabled make the most out of traveling.

In part, this is due to the fact that the market for disability travel has risen sharply in recent years–in the past few years alone, more than 21 million adults with disabilities traveled for pleasure, and the number of leisure travelers with special needs is up nearly 50% from 2002.

Travelers with mobility problems can sometimes find it tough to enjoy nature with their families, but here are some outdoor destinations that are accessible for families of all mobility levels.

On the Capital Crescent Trail just outside Washington, D.C., wheelchair bound visitors can cross bridges, pass historic mills, and get plenty of exercise and fresh air.

At City Creek Canyon in Salt Lake City, even visitors with major accessibility problems can meander along a paved trail among joggers and bird-watchers while taking in the scenery.

In L.A.’s famous Griffith Park, visitors will find Shane’s Inspiration, an accessible playground with slides, tunnels, tire swings, sand boxes, and even a miniature “driving” area, complete with lanes and stop signs.

If you’d like to search for an …

When most people think of singles vacations, they probably envision frat guys on a booze cruise or girly spa getaways. Mention the words “senior vacations” and someone invariably mentions shuffleboard and early bird dinner specials.

Fortunately, the reality of senior singles vacations couldn’t be further from the stereotype.

Tour companies have begun to realize that seniors, and especially single seniors, are not a monolithic group when it comes to travel.

Increasingly, senior-oriented tours range from easygoing cruises to serious outdoor expeditions.

Peter Greenberg is the nation’s preeminent expert on travel — no other journalist brings his level of expertise and extensive experience to the travel process. And while other travel experts focus on the destination, Peter offers something different, something truly unique.

His focus is on the journey, providing insider’s tips and recommendations to an increasingly savvy and demanding traveler. And Peter’s keen investigative journalist skills enable him to go beyond the mundane and everyday to reveal unique perspectives, timely travel information and valuable insights.

An Emmy award-winning writer and producer, Peter Greenberg is Travel Editor for NBC’s Today show, CNBC and MSNBC, a best-selling author and host of the nationally syndicated Peter Greenberg Worldwide Radio show. Greenberg is also …

We won’t tell you that traveling alone can be dangerous. That’s mom’s job.

In fact, traveling without a companion can be a profound and rewarding experience.

But whether you’re traveling on business or for pleasure, solo travel does come with its challenges.

Here we give you some practical advice about how to do it as safely as possible in 2007 and beyond.

Trains

One of the latest trends in crime is that it has increased in places where you might not expect it. European trains are a great example. The image of rolling through the European countryside while staring wistfully at the farmsteads trundling by is an iconic one for most. But travelers on European trains …

Can’t wait for your next trip, but are miserable at the idea of leaving your best friend behind?

After all, who better to experience long walks on the beach with — or snuggling up on the terrace to watch the sunset with — than your pooch (especially when no meaningful conversation is expected)?

If you’ve got to get away, but can’t bear the sad look from those puppy dog eyes, maybe it’s time for a little getaway that includes Fido, too. The following are some canine-friendly cities that offer more unusual treats to lure both of you for a visit.

NAPA, CALIFORNIA

“But my dog doesn’t drink,” you argue. No …